May is one of the warmer months of the year in Clermont, with average highs near 32°C and lows around 19.9°C (mean 26°C). It is one of the drier months, averaging 82 mm of rainfall and 66% relative humidity across the period.
May is one of the warmer months of the year in Clermont. Across 45 years of records, the warmest May in Clermont was 2024 — when the month averaged 28.7°C — while the coldest was 1982 at 24°C. Typical May days reach 32°C with nights near 19.9°C. The long-term trend is warming, about 0.4°C per decade.
May is one of the drier months in Clermont, averaging 82 mm of rainfall. The wettest May on record was 2009 with 325 mm, while the driest was 2000 at 15 mm.
Relative humidity in Clermont during May averages 66%. The most humid May was 1991 at 80%, and the least humid was 1981 at 55%.
May receives about 6.5 kWh/m²/day of solar energy in Clermont. The sunniest May was 2011 at 7.1 kWh/m²/day, and the cloudiest was 2018 at 5.2.
Average wind speed in Clermont during May is 2.4 m/s. The windiest May was 2007 at 3.1 m/s, while the calmest was 2025 at 1.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.1°C | 25.8°C | 26.1°C | 26.1°C | 27.0°C | +1.9°C |
| Avg High | 31.3°C | 31.6°C | 32.3°C | 32.1°C | 33.2°C | +1.9°C |
| Avg Low | 18.9°C | 20.0°C | 20.0°C | 20.1°C | 20.9°C | +2°C |
| Avg Rain | 79 mm | 77 mm | 74 mm | 100 mm | 80 mm | +1 mm |
May temperatures in Clermont have risen by about 2.2°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 10.7°C (1992) to a record high of 38.2°C (2024).
Rainfall in May is one of the drier months, averaging 82 mm, with a wettest year of 325 mm.
A good time to visit Clermont
May is a good time to visit Clermont, with days averaging 32°C and nights around 19.9°C (mean 26°C, warmer than Clermont's yearly average) and higher rainfall. April and October are marginally more temperate, but May still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 33.8°C | 27.9°C | 22.1°C | 37.7°C | 17.6°C | 140 mm | 65% | 1.8 m/s | 6.2 |
| 2024 🔥 | 35.2°C | 28.7°C | 22.2°C | 38.2°C | 19.8°C | 54 mm | 63% | 2.3 m/s | 6.7 |
| 2023 | 31.9°C | 25.9°C | 19.9°C | 35.8°C | 15.7°C | 105 mm | 67% | 2.2 m/s | 6.6 |
| 2022 | 33.1°C | 27.0°C | 21.0°C | 35.8°C | 15.6°C | 77 mm | 66% | 2.2 m/s | 6.6 |
| 2021 | 33.2°C | 26.8°C | 20.4°C | 36.5°C | 15.1°C | 20 mm | 59% | 2.7 m/s | 7 |
| 2020 | 32.0°C | 25.9°C | 19.7°C | 36.0°C | 12.4°C | 85 mm | 65% | 2.5 m/s | 6.5 |
| 2019 | 33.7°C | 27.3°C | 20.8°C | 38.0°C | 17.6°C | 79 mm | 66% | 2.3 m/s | 6.7 |
| 2018 | 28.9°C | 24.5°C | 20.1°C | 33.3°C | 16.6°C | 247 mm | 79% | 2.4 m/s | 5.2 |
| 2017 | 33.8°C | 27.1°C | 20.4°C | 37.2°C | 14.4°C | 72 mm | 61% | 2.7 m/s | 6.8 |
| 2016 | 31.4°C | 25.4°C | 19.4°C | 34.5°C | 12.4°C | 136 mm | 66% | 2.1 m/s | 6.7 |
| 2015 | 32.7°C | 26.6°C | 20.5°C | 35.6°C | 13.7°C | 37 mm | 65% | 2.5 m/s | 6.8 |
| 2014 | 30.8°C | 25.1°C | 19.5°C | 35.3°C | 13.0°C | 118 mm | 70% | 2.3 m/s | 6.5 |
| 2013 | 30.2°C | 24.5°C | 18.7°C | 35.2°C | 12.9°C | 98 mm | 68% | 2.6 m/s | 6.4 |
| 2012 | 33.0°C | 26.9°C | 20.9°C | 36.6°C | 18.3°C | 99 mm | 64% | 2.3 m/s | 6.2 |
| 2011 | 33.4°C | 26.5°C | 19.6°C | 36.8°C | 14.4°C | 36 mm | 60% | 2.3 m/s | 7.1 |
| 2010 | 32.6°C | 26.9°C | 21.1°C | 34.8°C | 18.0°C | 77 mm | 70% | 2.3 m/s | 6.6 |
| 2009 🌧️ | 30.1°C | 25.4°C | 20.8°C | 37.3°C | 18.0°C | 325 mm | 74% | 2.1 m/s | 5.8 |
| 2008 | 32.5°C | 26.2°C | 19.9°C | 36.6°C | 14.1°C | 25 mm | 64% | 2.9 m/s | 6.7 |
| 2007 | 31.7°C | 25.4°C | 19.1°C | 35.2°C | 13.4°C | 25 mm | 60% | 3.1 m/s | 6.4 |
| 2006 | 32.9°C | 26.3°C | 19.6°C | 36.7°C | 14.3°C | 38 mm | 60% | 2.4 m/s | 6.6 |
| 2005 | 30.5°C | 24.8°C | 19.2°C | 34.1°C | 13.5°C | 112 mm | 71% | 2.1 m/s | 6.1 |
| 2004 | 32.8°C | 26.4°C | 19.9°C | 37.1°C | 13.9°C | 36 mm | 63% | 2.6 m/s | 6.9 |
| 2003 | 32.1°C | 26.8°C | 21.5°C | 34.8°C | 18.7°C | 64 mm | 70% | 2 m/s | 6.4 |
| 2002 | 33.7°C | 27.1°C | 20.4°C | 38.1°C | 16.1°C | 54 mm | 62% | 3 m/s | 6.6 |
| 2001 | 32.4°C | 25.8°C | 19.2°C | 36.3°C | 16.4°C | 46 mm | 62% | 2.6 m/s | 6.6 |
| 2000 | 34.4°C | 27.2°C | 20.0°C | 37.9°C | 15.4°C | 15 mm | 57% | 2.8 m/s | 6.9 |
| 1999 | 31.4°C | 25.2°C | 19.1°C | 34.4°C | 11.5°C | 87 mm | 66% | 2.4 m/s | 6.4 |
| 1998 | 32.0°C | 26.0°C | 19.9°C | 36.1°C | 15.0°C | 37 mm | 69% | 2.4 m/s | 6.6 |
| 1997 | 30.7°C | 25.3°C | 19.9°C | 33.6°C | 12.9°C | 62 mm | 69% | 2.3 m/s | 6.3 |
| 1996 | 31.8°C | 26.0°C | 20.2°C | 35.3°C | 13.1°C | 75 mm | 69% | 2.4 m/s | 6.4 |
| 1995 | 33.8°C | 27.8°C | 21.8°C | 37.3°C | 18.3°C | 67 mm | 65% | 2.4 m/s | 6.8 |
| 1994 | 31.6°C | 25.9°C | 20.1°C | 34.8°C | 13.1°C | 64 mm | 65% | 2.1 m/s | 6.5 |
| 1993 | 31.1°C | 24.8°C | 18.6°C | 34.6°C | 15.3°C | 67 mm | 65% | 2.8 m/s | 6.1 |
| 1992 | 30.7°C | 24.2°C | 17.8°C | 34.7°C | 10.7°C | 50 mm | 65% | 2.4 m/s | 6.7 |
| 1991 | 29.6°C | 25.6°C | 21.6°C | 31.6°C | 18.6°C | 206 mm | 80% | 2.3 m/s | 5.7 |
| 1990 | 33.3°C | 27.1°C | 21.0°C | 37.5°C | 17.2°C | 53 mm | 63% | 2.7 m/s | 6.3 |
| 1989 | 32.8°C | 26.0°C | 19.2°C | 37.4°C | 12.5°C | 50 mm | 61% | 2.5 m/s | 6.8 |
| 1988 | 30.8°C | 24.3°C | 17.9°C | 36.5°C | 13.6°C | 66 mm | 62% | 2.6 m/s | 6.1 |
| 1987 | 29.6°C | 24.4°C | 19.3°C | 33.2°C | 14.3°C | 98 mm | 74% | 2.3 m/s | 6.2 |
| 1986 | 32.8°C | 26.0°C | 19.2°C | 37.5°C | 15.5°C | 47 mm | 60% | 2.6 m/s | 6.6 |
| 1985 | 32.8°C | 26.4°C | 19.9°C | 37.2°C | 16.5°C | 52 mm | 59% | 2.3 m/s | 6.7 |
| 1984 | 30.0°C | 24.7°C | 19.3°C | 34.1°C | 12.9°C | 136 mm | 69% | 2.4 m/s | 5.8 |
| 1983 | 29.8°C | 24.1°C | 18.3°C | 34.6°C | 11.9°C | 52 mm | 70% | 2.4 m/s | — |
| 1982 ❄️ | 29.5°C | 24.0°C | 18.4°C | 32.8°C | 14.8°C | 154 mm | 71% | 2.4 m/s | — |
| 1981 | 33.9°C | 26.4°C | 19.0°C | 37.8°C | 15.1°C | 59 mm | 55% | 2.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 32°C with lows near 19.9°C (mean 26°C), based on 45 years of NASA POWER data.
May averages 82 mm of rainfall in Clermont, one of the drier months. The wettest on record was 325 mm in 2009.
The hottest May reached 38.2°C in 2024. The coldest dipped to 10.7°C in 1992.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 2.2°C. Daytime highs moved from 31.2°C to 33.4°C and overnight lows from 19°C to 21.1°C over the same span.
May is one of the warmer months of the year in Clermont and one of the drier months, so plan for around 32°C daytime highs and 19.9°C at night.
Not quite — May is the 8th coolest month in Clermont, averaging 26°C.
For May in Clermont, pack light, breathable clothing and sun protection, with typical highs of 32°C and lows of 19.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 66% — moderately humid.
Average wind speed in May is 2.4 m/s. The windiest May on record averaged 3.1 m/s (2007).
The wettest May on record was 2009 with 325 mm. On average, May sees 82 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Clermont behaves each May, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for May specifically, along with year-by-year records and how the month has changed over the decades.
